5 points on a sphere

a hard sphere unit

absorbing sphere

Absorption sphere shutdown system

action sphere

Activated carbon sphere

Active enhanced sphere

activity sphere

Adhesive hard sphere flu id

adriamycin-magnetic albumin micro- sphere

advanced economic sphere

airsphere

alignment sphere

Alumina hollow sphere

alvelar sphere

alveolar sphere

Amino nano-magnetic sphere

Anisotropic dielectric media sphere model

anisotropic medium elliptical sphere

anisotropic sphere